From c0fdbed3e5883cd6dcb9ac7d91394a0cf9a5e225 Mon Sep 17 00:00:00 2001 From: Raphael AI Date: Thu, 22 Oct 2026 03:09:07 +0000 Subject: [PATCH] Update 'README.md' --- README.md | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index f9c023e..673a70b 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,31 @@ -# youtube-thumbnail-tests +# YouTube Thumbnail Experiments -YouTube thumbnail concept tests with Raphael AI \ No newline at end of file +A checklist for testing thumbnail concepts with [Raphael AI](https://raphael.app). + +## 1. One subject, big + +Thumbnails are viewed tiny. Prompt for a single bold subject filling 60% of the frame. + +## 2. High contrast + +Use complementary colors: `orange subject on deep blue background`. + +## 3. Emotion + +For faces, specify the emotion strongly: `shocked expression, wide eyes`. + +## 4. A/B test + +Make two concepts and use your platform's test feature to compare click-through. + +## Tips + +- Add text in an editor, max four words. +- Check the thumbnail at 160 px width before uploading. +- Avoid misleading imagery; it hurts retention. + +## About the tool + +[Raphael AI](https://raphael.app) is a free browser-based text-to-image generator; no account is needed to try it: https://raphael.app + +License: CC BY 4.0 for the notes in this repository.